similiquedicta/packages/docs/components/Examples/divider/DividerWithSideToolbarEditor/index.js

A Plugin Architecture on top of Draft.JS

import React, { Component } from 'react';
import { convertFromRaw, EditorState } from 'draft-js';

import Editor, { composeDecorators } from '@draft-js-plugins/editor';
import createFocusPlugin from '@draft-js-plugins/focus';
import createSideToolbarPlugin from '@draft-js-plugins/side-toolbar';
import createDividerPlugin from '@draft-js-plugins/divider';

import editorStyles from './editorStyles.module.css';

const focusPlugin = createFocusPlugin();

const decorator = composeDecorators(focusPlugin.decorator);

const dividerPlugin = createDividerPlugin({ decorator });
const { DividerButton } = dividerPlugin;

const sideToolbarPlugin = createSideToolbarPlugin();
const { SideToolbar } = sideToolbarPlugin;

const plugins = [focusPlugin, dividerPlugin, sideToolbarPlugin];

/* eslint-disable */
const initialState = {
  entityMap: {
    0: {
      type: 'divider',
      mutability: 'IMMUTABLE',
      data: {},
    },
  },
  blocks: [
    {
      key: '9gm3s',
      text:
        'This is a simple example for divider plugin. Click side toolbar divider button.',
      type: 'unstyled',
      depth: 0,
      inlineStyleRanges: [],
      entityRanges: [],
      data: {},
    },
    {
      key: 'ov7r',
      text: ' ',
      type: 'atomic',
      depth: 0,
      inlineStyleRanges: [],
      entityRanges: [
        {
          offset: 0,
          length: 1,
          key: 0,
        },
      ],
      data: {},
    },
  ],
};
/* eslint-enable */

export default class CustomImageEditor extends Component {
  state = {
    editorState: EditorState.createWithContent(convertFromRaw(initialState)),
  };

  onChange = (editorState) => {
    this.setState({
      editorState,
    });
  };

  focus = () => {
    this.editor.focus();
  };

  render() {
    return (
      <div className={editorStyles.editor} onClick={this.focus}>
        <Editor
          editorState={this.state.editorState}
          onChange={this.onChange}
          plugins={plugins}
          ref={(element) => {
            this.editor = element;
          }}
        />

        <SideToolbar>
          {
            // may be use React.Fragment instead of div to improve perfomance after React 16
            (externalProps) => (
              <div>
                <DividerButton {...externalProps} />
              </div>
            )
          }
        </SideToolbar>
      </div>
    );
  }
}